Least Common Denominator <span>(9/14 and 2/21)
</span><span>The least common denominator is equal to the least common multiple of the denominators: 14 and 21
</span>The multiples of 14 are: 14, 28,
42, 56, ...
The multiples of 21 are: 21,
42, 63,
...The least common multiple of 14 and 21, therefore, is
42, and the least common denominator of (9/14 and 2/21) is also
42<span>
Answer:
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